InChI=1/C19H22N4O3/c1-11(14-6-4-5-7-17(14)26-3)20-12(2)18(24)21-13-8-9-15-16(10-13)23-19(25)22-15/h4-12,20H,1-3H3,(H,21,24)(H2,22,23,25)/t11-,12+/m0/s1/f/h21-23H EDE8DFD47196892D